Associations/Indications. 1  marker of vascular endothelial dysfunction. 2  an important prognostic marker for kidney disease in diabetes mellitus. in hypertension.
The usual age is 18 years of age. But people with very smart IQ graduate earlier like Martin LKJ graduated at 15,and so did many others.ometimes kids skip grades. I guess it's rare for people any older then that too...not many people do so bad they have to get held back many times. Most people graduate at 18 though...most people have their 18th birthday during the school year.
High School starts at grade 9, so you would be 14 or 15 years  old. High school lasts for 4 years. So usually at around 18 years  old you go to college, which is the same as â¦ a university.You can  go to college for 2, 4, 6 or 8 years.iddle school ages range from 11-14, high school ages range from 14-18 and college ages range from 18-21+. *Remember that a student can skip grades, or some schools may be different (some middle schools are just 7th and 8th grade).